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Finding the Fourth Proportional to 1,777,944.56, 2,453,569.68 and 962,148.03

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Solution

The fourth proportional to 1,777,944.56, 2,453,569.68 and 962,148.03 is: 1,327,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,944.56 : 2,453,569.68 = 962,148.03 : x
  2. Step 2: Convert to fraction form
    1,777,944.56/2,453,569.68 = 962,148.03/x
  3. Step 3: Cross multiply
    1,777,944.56x = 2,453,569.68 × 962,148.03
  4. Step 4: Simplify right side
    1,777,944.56x = 2,360,697,234,079.73
  5. Step 5: Solve for x
    x = 2,360,697,234,079.73/1,777,944.56
  6. Step 6: Final answer
    x = 1,327,767.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.